/*
 * Copyright (C) 2007 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.example.android.apis.app

// Need the following import to get access to the app resources, since this
// class is in a sub-package.

import android.os.Bundle
import androidx.appcompat.app.AppCompatActivity
import com.example.android.apis.R

/**
 * Translucent Activity
 *
 * This demonstrates the how to write an activity that is translucent,
 * allowing windows underneath to show through.
 *
 * Sets the theme on the window in AndroidManifest to @style/Theme.MyThemeTranslucent which is
 * defined in values/styles.xml its parent is "Theme.AppCompat" with attribute items copied from
 * android:style/Theme.Translucent, thereby causing the window to be composited over whatever is
 * behind it.
 */
class TranslucentActivity : AppCompatActivity() {
    /**
     * Initialization of the Activity after it is first created. First we call through
     * to our super's implementation of `onCreate`, then we set our content view to
     * our layout file R.layout.translucent_background.
     *
     * @param savedInstanceState always null since onSaveInstanceState is not overridden
     */
    override fun onCreate(savedInstanceState: Bundle?) {
        // Be sure to call the super class.
        super.onCreate(savedInstanceState)

        // See assets/res/any/layout/translucent_background.xml for this
        // view layout definition, which is being set here as
        // the content of our screen.
        setContentView(R.layout.translucent_background)
    }
}
